Class Bivalvia Linnaeus, 1758 - bivalves
   Subclass Autobranchia Grobben, 1894
     Superorder Pteriomorphia Beurlen, 1944
       Order Ostreida Férussac, 1822 [monotypic]
         Superfamily Ostreoidea Rafinesque, 1815
           Family Ostreidae Rafinesque, 1815 - true oysters
             Subfamily Crassostreinae Scarlato & Starobogatov, 1979
               1 Tribe Crassostreini Scarlato & Starobogatov, 1979
               2 Tribe Striostreini Harry, 1985
               3 Tribe †Turkostreini Malchus, 1990